Calculate your way to clearer finances
Free, instant financial calculators for small business owners. No sign-up required.
Profitability Calculators
Gross Profit Margin Calculator
Calculate your gross profit percentage from revenue and cost of goods sold.
Inputs
• Revenue
• Cost of Goods Sold
Output
• Gross Profit Margin %
Markup Percentage Calculator
Find the markup percentage between your cost price and selling price.
Inputs
• Cost Price
• Selling Price
Output
• Markup %, Gross Profit per Unit
Net Profit Margin Calculator
Calculate your net profit margin to understand overall business profitability.
Inputs
• Revenue
• Net Profit
Output
• Net Profit Margin %
Break-Even Point Calculator
Find out how many units you need to sell to cover your fixed and variable costs.
Inputs
• Fixed Costs
• Variable Cost per Unit
• Price per Unit
Output
• Break-Even Units & Revenue
Return on Investment (ROI) Calculator
Calculate the return on any business investment - marketing spend, equipment, or capital.
Inputs
• Gain from Investment
• Cost of Investment
Output
• ROI %, Net Profit
Cash Flow & Loan Tools
Monthly Cash Flow Forecast Calculator
Forecast your net cash flow and ending balance from monthly inflows and outflows.
Inputs
• Starting Balance
• Monthly Inflows
• Monthly Outflows
Output
• Net Cash Flow, Ending Balance
Business Loan Repayment Calculator
Calculate your monthly payment, total interest, and full loan cost using amortization.
Inputs
• Loan Amount
• Annual Interest Rate
• Term (months)
Output
• Monthly Payment, Total Interest, Total Cost
Accounts Receivable Days Calculator
Calculate Days Sales Outstanding (DSO) to see how quickly your business collects payment.
Inputs
• Accounts Receivable
• Annual Revenue
Output
• AR Days Outstanding (DSO)
Compound Interest Calculator
See how money grows over time with compound interest across different compounding frequencies.
Inputs
• Principal
• Annual Rate
• Compounds/Year
• Years
Output
• Final Amount, Total Interest Earned
Tax & Payroll Tools
Sales Tax / VAT Calculator
Add or remove sales tax and VAT from any amount with a single click.
Inputs
• Amount
• Tax Rate %
Output
• Tax Amount, Gross Amount (or Net)
Self-Employed Income Tax Estimator
Estimate your tax liability as a freelancer, consultant, or sole trader.
Inputs
• Gross Income
• Business Expenses
• Country/Region
Output
• Taxable Income, Estimated Tax, Take-Home
Freelance Hourly Rate Calculator
Calculate the minimum hourly rate you must charge to hit your annual income target.
Inputs
• Desired Annual Income
• Billable Hours/Week
• Weeks/Year
• Overhead %
Output
• Minimum Hourly Rate
Invoice Late Fee Calculator
Calculate how much a client owes in late fees based on days overdue and interest rate.
Inputs
• Invoice Amount
• Days Overdue
• Annual Interest Rate
Output
• Late Fee Amount, Total Owed
Business Health & Growth
Burn Rate & Runway Calculator
Calculate your monthly cash burn rate and how many months of runway you have left.
Inputs
• Monthly Cash Burn
• Cash on Hand
Output
• Burn Rate, Runway Months, Out-of-Cash Date
Working Capital Calculator
Calculate your working capital and current ratio to assess short-term financial health.
Inputs
• Current Assets
• Current Liabilities
Output
• Working Capital, Current Ratio, Health Status
Revenue Growth Rate Calculator
Calculate your monthly, quarterly, or annual revenue growth rate and change in absolute terms.
Inputs
• Previous Period Revenue
• Current Period Revenue
Output
• Growth Rate %, Revenue Change
Inventory Turnover Calculator
See how many times you sell and replace inventory in a year, and days of stock on hand.
Inputs
• COGS
• Opening Inventory
• Closing Inventory
Output
• Turnover Ratio, Days of Inventory
Team & Customer Economics
Customer Lifetime Value (CLV) Calculator
Calculate how much revenue a typical customer generates over their lifetime with your business.
Inputs
• Avg Purchase Value
• Purchases/Year
• Customer Lifespan
• Gross Margin %
Output
• CLV, Profit CLV
Cost Per Acquisition (CPA) Calculator
Calculate how much it costs to acquire each new customer and your LTV:CPA ratio.
Inputs
• Marketing Spend
• New Customers
• Customer LTV
Output
• CPA, LTV:CPA Ratio
True Employee Cost Calculator
Calculate the real annual cost of hiring an employee including taxes, benefits, and equipment.
Inputs
• Salary
• Payroll Tax %
• Benefits
• Equipment
• Training
Output
• Total Annual Cost, Monthly Cost, Cost Multiplier
Profit Per Employee Calculator
Measure your team's efficiency with revenue per employee and profit per employee metrics.
Inputs
• Annual Revenue
• Net Profit
• Number of Employees
Output
• Revenue/Employee, Profit/Employee, Net Margin
See these numbers in your real accounts
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